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<!-- #BeginEditable "Page%20Title" -->Aspect Ratio Settings
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<p>Most of the aspect ratio settings can be controlled from the menu.  The 
settings shown below are those that cannot be accessed in this way</p>

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        <tr> 
          <th>Setting</th>
          <th>Default</th>
          <th>Description</th>
        </tr>
        <tr> 
          <td>Custom Screen Aspect</td>
          <td>1335</td>
          <td>The aspect value used when custom is selected for display screen 
            ratio.</td>
        </tr>
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          <td>Auto Detect Aspect Sensitivity</td>
          <td>40</td>
          <td>Luma values below this are considered balck by the auto aspect ratio 
            code.</td>
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          <td>Ignore Non-Black Pixels</td>
          <td>3</td>
          <td>Used by auto aspect ratio code, if there are more non black pixels 
            than this then the line is not considered black/</td>
        </tr>
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          <td>Zoom In Frame Count</td>
          <td>60</td>
          <td>Number of times we need to detect a letterboxed picture before changing 
            mode</td>
        </tr>
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          <td>Zoom Out Frame Count</td>
          <td>3</td>
          <td>Number of consecutive frame before autodetction code will switch 
            to a lower ratio.</td>
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          <td>Aspect History Time</td>
          <td>300</td>
          <td>Number of seconds the successive ratios are saved and can be restored 
            quickly if detected.</td>
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          <td>Aspect Consistency Time</td>
          <td>15</td>
          <td>???</td>
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          <td>Skip Percentage</td>
          <td>17</td>
          <td>Amount of left and right edges of the screen that should not be 
            used by the black bar detection code.</td>
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          <td>Chroma Range</td>
          <td>16</td>
          <td>Used by balck bar detection. This is the range of deviation from 
            back allowed in chroma information.</td>
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          <td>Allow greater ratio than screen ratio</td>
          <td>ON</td>
          <td>Can be used (when OFF) to disable ratio greater than screen ratio.</td>
        </tr>
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          <td>Use WSS data</td>
          <td>OFF</td>
          <td>When ON, the automatic aspect ratio detection takes into account 
            the WSS data including in the VBI data.</td>
        </tr>
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          <td>Use only WSS data</td>
          <td>OFF</td>
          <td>When ON, the automatic aspect ratio detection uses only the WSS 
            data including in the VBI data to do its choices for ratio. This setting 
            is relevant only when &quot;Use WSS data&quot; is ON.</td>
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          <td>Bounce Period (Secs)</td>
          <td>1800</td>
          <td>Number of seconds between bounce movements</td>
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          <td>Bounce Timer Period (ms)</td>
          <td>1000</td>
          <td>Frequency that bounce time is checked.</td>
        </tr>
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          <td>Bounce Amplitude (%)</td>
          <td>100</td>
          <td>Percenage of full range that bounce operates on</td>
        </tr>
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          <td>Orbit Timer Period (ms)</td>
          <td>60000</td>
          <td>Period between orbit movements</td>
        </tr>
        <tr> 
          <td>Orbit Size</td>
          <td>8</td>
          <td>Number of pixels range that orbit operates on. Overscan must be 
            at least this value.</td>
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